Home / 173,856,238.72-239,821,704-108,552,768.64

Finding the Fourth Proportional to 173,856,238.72, 239,821,704 and 108,552,768.64

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Solution

The fourth proportional to 173,856,238.72, 239,821,704 and 108,552,768.64 is: 149,740,441.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,856,238.72 : 239,821,704 = 108,552,768.64 : x
  2. Step 2: Convert to fraction form
    173,856,238.72/239,821,704 = 108,552,768.64/x
  3. Step 3: Cross multiply
    173,856,238.72x = 239,821,704 × 108,552,768.64
  4. Step 4: Simplify right side
    173,856,238.72x = 26,033,309,949,162,564
  5. Step 5: Solve for x
    x = 26,033,309,949,162,564/173,856,238.72
  6. Step 6: Final answer
    x = 149,740,441.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.